v30.3
Merge bitcoin/bitcoin#32716: depends: Override host compilers for FreeBSD and OpenBSD
depends: hard-code necessary c(xx)flags rather than setting them per-host
depends, qt: Fix build on aarch64 macOS 26.4
depends: Ignore prefix directory on OpenBSD
build: depends makes libmultiprocess by default
depends: bump to latest config.guess
depends: bump to latest config.sub
Fix typos in description.md and wallet_util.py
depends: Use $(package)_file_name when downloading from the fallback
depends: Unset `SOURCE_DATE_EPOCH` in `gen_id` script
guix: move *-check.py scripts under contrib/guix